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Title: Real-Time Detection of In-flight Aircraft Damage

Journal Article · · Journal of Classification
 [1];  [2];  [3]
  1. Lawrence Livermore National Lab. (LLNL), Livermore, CA (United States)
  2. Univ. of California, Santa Cruz, CA (United States). Dept. of Applied Mathematics and Statistics
  3. NASA Ames Research Center (ARC), Moffett Field, Mountain View, CA (United States)

When there is damage to an aircraft, it is critical to be able to quickly detect and diagnose the problem so that the pilot can attempt to maintain control of the aircraft and land it safely. We develop methodology for real-time classification of flight trajectories to be able to distinguish between an undamaged aircraft and five different damage scenarios. Principal components analysis allows a lower-dimensional representation of multi-dimensional trajectory information in time. Random Forests provide a computationally efficient approach with sufficient accuracy to be able to detect and classify the different scenarios in real-time. We demonstrate our approach by classifying realizations of a 45 degree bank angle generated from the Generic Transport Model flight simulator in collaboration with NASA.

Research Organization:
Lawrence Livermore National Laboratory (LLNL), Livermore, CA (United States)
Sponsoring Organization:
USDOE
Grant/Contract Number:
AC52-07NA27344
OSTI ID:
1400079
Report Number(s):
LLNL-JRNL-680049
Journal Information:
Journal of Classification, Vol. 34; ISSN 0176-4268
Country of Publication:
United States
Language:
English

References (7)

Airborne Subscale Transport Aircraft Research Testbed - Aircraft Model Development conference June 2012
Automatically finding the control variables for complex system behavior journal May 2010
Testing of Immunity-Based Failure Detection and Identification Scheme with the NASA Generic Transport Model conference June 2012
Random Forests journal January 2001
AirSTAR: A UAV Platform for Flight Dynamics and Control System Testing conference June 2012
How past loss of control accidents may inform safety cases for advanced control systems on commercial aircraft conference January 2008
The Design and Analysis of Computer Experiments book January 2003

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